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13097593 = 193137601
BaseRepresentation
bin110001111101…
…101001111001
3220122102112001
4301331221321
511323110333
61144421001
7216220255
oct61755171
926572461
1013097593
117436463
124477761
132937772
141a4d265
15123ab7d
hexc7da79

13097593 has 16 divisors (see below), whose sum is σ = 14640640. Its totient is φ = 11664000.

The previous prime is 13097569. The next prime is 13097597. The reversal of 13097593 is 39579031.

It is a cyclic number.

It is not a de Polignac number, because 13097593 - 25 = 13097561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (13097597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21493 + ... + 22093.

It is an arithmetic number, because the mean of its divisors is an integer number (915040).

Almost surely, 213097593 is an apocalyptic number.

It is an amenable number.

13097593 is a deficient number, since it is larger than the sum of its proper divisors (1543047).

13097593 is a wasteful number, since it uses less digits than its factorization.

13097593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 13097593 is about 3619.0596845037. The cubic root of 13097593 is about 235.7203968681.

The spelling of 13097593 in words is "thirteen million, ninety-seven thousand, five hundred ninety-three".

Divisors: 1 19 31 37 589 601 703 1147 11419 18631 21793 22237 353989 422503 689347 13097593